These are the books we used as reference when making our website: Inside Guides:Incredible Earth published from Dorling Kindersley Limited, London 1996 pg.8, 20-1, 22-3 Newton Mook The Earth 1998.9.10 by Newton Press pg.60-81 Natural History of the Antarctic Peninsula written by Sanford A. Moss published from Columbia University Press, 1988 The Antarctica Museum edited by The Japan's Institute for Polar Research 1990.12.12 by Kokonshoin Antarctica written by Takeo Hirasawa & Katsuyo Kaminuma 1983.11.10 by Asakura shoten Antarctica edited by Tetsuya Torii 1970.7.20 by Mainichi Shinbunsha Guide to the Ecology & Resources of the Arctic and Antarctic North Pole-South Pole written by Bernard Stonehouse 1990 by Multimedia Books, Limited The World Book Encyclopedia(International) 1993 by World Book, Inc. pg. 462-473 Pocket Fact Finder 1992 by Helicon Publishing Limited pg.473-5